Gopinathan G <br/><br/>
Anuvad Sidhant Evam Prayog 

 - 6th 
 - New Delhi  Lokbharati Prakashan  2008 
 - 99 
<br/><br/><label>ISBN: </label>9788180313684 
<br/><br/><label>Dewey Class. No.: </label>418.02 GOP